../ 2f4o_full_validation.pdf.gz 01-May-2026 13:27 252K 2f4o_validation.cif.gz 01-May-2026 13:27 5128 2f4o_validation.pdf.gz 01-May-2026 13:27 252K 2f4o_validation.xml.gz 01-May-2026 13:27 1121